Date: Thu, 11 Feb 2016 07:27:50 -0800 From: Luke <lukek@fastmail.fm> To: freebsd-acpi@freebsd.org Subject: Re: Regarding Wake On USB input from S3 Sleep Message-ID: <1455204470.3280673.518464754.6AB4FA63@webmail.messagingengine.com> In-Reply-To: <56BCA40A.2090107@selasky.org> References: <CACMcRdfLERKud5_0GMKK1m7RF1DS8hxrhSxpZFEUyqpMWNS7EQ@mail.gmail.com> <56BC289F.2070208@selasky.org> <CACMcRdcVnCshhPpc9qAyGeg62DgYxFxRbkiNMVsCeMF7SOmmrA@mail.gmail.com> <56BC31CD.2000509@selasky.org> <CACMcRdfk6_jba3YJhi=uPwo82CG1NmfAkM06sOs_EcKGmf_VFg@mail.gmail.com> <56BC751A.4030707@selasky.org> <CACMcRddRPakfvOhRdra-ZOG7NAx_cPbnwTmem=689ueoaLpiFA@mail.gmail.com> <56BC7BB0.7030407@selasky.org> <20160212011350.O51785@sola.nimnet.asn.au> <56BCA40A.2090107@selasky.org>
next in thread | previous in thread | raw e-mail | index | archive | help
I am VERY new to this but was just doing some hacking on my laptop (zenbook) and found if I poweroff my USBs (while the rest of the machine is still being used) I gain an hour of battery life. Luke On Thu, Feb 11, 2016, at 07:08 AM, Hans Petter Selasky wrote: > On 02/11/16 15:39, Ian Smith wrote: > > Do you have any rough idea of the difference in battery power used in S3 > > with HC(s?) running, or in standby, or off? > > No, I don't have any numbers. I know that USB.org has defined some rules > how many mA that each individual USB device can draw in suspended mode. > Basically, not shutting down the HC means that you keep the USB device > powered on aswell, during suspend. > > --HPS > _______________________________________________ > freebsd-acpi@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-acpi > To unsubscribe, send any mail to "freebsd-acpi-unsubscribe@freebsd.org"
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?1455204470.3280673.518464754.6AB4FA63>